Rip MPA music into WMA format in Windows 10 64bit Win8.1 Windows7, What is MPA file format, what is MPA audio extension, Mpeg Layer Audio and is associated with the compressed audio file format. The .MPA audio file extension is a popular compressed audio format which uses the Moving Pictures Expert Group layer 1, 2, and 3 for compression. the .MPA file format is used to pack the audio on video files because it can store high quality sound in small files. More data can be packed on media like a DVD or CD when the size of the file is smaller. If there is no program opens the .MPA file in your computer, you will be required to install a proper MPA audio converter to convert MPA audio file to other audio format…. Read More about Dawnload MPA WMA Converter >>